Understanding why rose petals curl: How stress, geometry, and biology shape their elegant forms

Rose petals' unique shapes come from stress during growth. Differential growth and mechanical stresses create curled edges. Research shows petals violate a mathematical condition, causing stress.
IEEE

Performance Comparison of Support Vector Machine Kernel Functions in Classifying COVID-19 Sentiment

Abstract: Support Vector Machine (SVM) algorithm is a machine learning algorithm that is used to classify data by finding the best hyperplane that separates classes. In the SVM algorithm there are ...